<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .box1 {
            height: 271px;
            width: 132px;
            /*背景图片*/
            background-image: url(../img/bigtap-mitu-queue-big.png);
            transition: background-position .5s;
            transition-timing-function: steps(3);
        }
        /*移入动画*/
        .box1:hover{
            background-position: -396px 0;
        }
    </style>
</head>
<body>
<div class="box1">

</div>
</body>
</html>